Dominique Pellé wrote: > Vim-7.4.909 (and earlier) leaks memory when > encountering syntax error E475 or E488: > > ==18952== 2 bytes in 1 blocks are definitely lost in loss record 1 of 125 > ==18952== at 0x4C2AB80: malloc (in > /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so) > ==18952== by 0x4E27BF: lalloc (misc2.c:921) > ==18952== by 0x4E26CD: alloc (misc2.c:820) > ==18952== by 0x4E2C13: vim_strnsave (misc2.c:1265) > ==18952== by 0x47D42B: ex_match (ex_docmd.c:12115) > ==18952== by 0x46E052: do_one_cmd (ex_docmd.c:2961) > ==18952== by 0x46AD47: do_cmdline (ex_docmd.c:1133) > ==18952== by 0x46A383: do_cmdline_cmd (ex_docmd.c:738) > ==18952== by 0x5DD756: exe_commands (main.c:2926) > ==18952== by 0x5DAD38: main (main.c:961) > > Leak with error E475 can be reproduced with: > $ vim -u NONE -c 'match x' > > Leak with error E488 can be reproduced with: > $ vim -u NONE -c 'match x "x" contains' > > Attached patch fixes it. > Bug was discovered with afl-fuzz + valgrind.
Thanks! -- You are only young once, but you can stay immature indefinitely. /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\ /// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\ \\\ an exciting new programming language -- http://www.Zimbu.org /// \\\ help me help AIDS victims -- http://ICCF-Holland.org /// -- -- You received this message from the "vim_dev" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php --- You received this message because you are subscribed to the Google Groups "vim_dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
